All-in-One Report for National Stock Number: 5330003239331, Part Number: 1B78

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All-in-One Report Demo (NSN: 5330003239331, Part Number: 1B78)

Supplier Parts Availability - item details and contact information for suppliers holding stock

Part #
Description
NSN
Alternate PN

QTY

Cond.

Company Name
Phone
Fax

Location

Send RFQ

Last Update

1B-78
VALVE

Details Available
Details Available

UNITED STATES

Send RFQ

2026-02-28

Master Cross Reference Data (MCRD) - alternate part numbers for national stock numbers
NSN
Description
MCRL Information

5330003239331

GASKET

INC: 04522
HMIC: P
ESDC:
ENAC:
Cancelled By:


Part #	MCRL Information	CAGE Code Phone Fax	Company Name Address

1B78	ISC: 6 RNVC: 9 RNCC: 5 DAC: X	Details Available Details Available Details Available	Details Available Details Available
1B78	ISC: 6 RNVC: 2 RNCC: 3 DAC: X	Details Available Details Available Details Available	Details Available Details Available

FAA PMA - Alternate Part Numbers/Manufacturers approved by the Federal Aviation Administration

PMA Part # (Replacement For OEM PN)	Approval Means Description	PMA Holder
Model Eligibility
LOCK AND SCREW SET ASSEMBLY, HPC BLADE 13 STG (1B7827)	Details Available AR1B7827	Details Available
Pratt & Whitney (PW2337, PW2240, PW2037,PW2037(M), PW2040)
LOCK AND SET SCREW ASSEMBLY, HPC BLADE, 15 STG. (1B7829)	Details Available AR1B7829	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
LOCK AND SET SCREW ASSEMBLY, HPC BLADE, 11 STG. (1B7825)	Details Available AR1B7825	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
LOCK AND SET SCREW ASSEMBLY, HPC BLADE, 14 STG. (1B7828)	Details Available AR1B7828	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
LOCK AND SET SCREW ASSEMBLY, HPC BLADE, 12 STG. (1B7826)	Details Available AR1B7826	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Lock and set Screws Assembly, HPC Blade 15 STG (1B7829)	Details Available AR1B7829	Details Available
Pratt & Whitney (PW2337, PW2240, PW2037, PW2037 (M), PW2040)
Lock and set Screws Assembly, HPC Blade 12 STG (1B7826)	Details Available AR1B7826	Details Available
Pratt & Whitney (PW2337, PW2240, PW2037, PW2037 (M), PW2040)
Lock and set Screws Assembly, HPC Blade 14 STG (1B7828)	Details Available AR1B7828	Details Available
Pratt & Whitney (PW2337, PW2240, PW2037, PW2037 (M), PW2040)
Lock And Set Screw Assembly, Hpc Blade, 11 Stg (1B7825)	Details Available AR1B7825	Details Available
Pratt & Whitney (PW2337, PW2240, PW2037, PW2037 (M), PW2040)
Detector, Chip (Rolls-Royce P/N 1B7802)	Details Available 1B7802	Details Available
Rolls-Royce (RB211 TRENT553-61, RB211 TRENT553A2-61, RB211 TRENT556-61, RB211 TRENT556A2-61, RB211 TRENT556B-61, RB211 TRENT556B2-61, RB211 TRENT560-61, RB211 TRENT560A2-61,)
Detector, Chip (Rolls-Royce 1B7802)	Details Available 1B7802	Details Available
Rolls-Royce (RB211 TRENT553-61, TRENT556-61, TRENT556B-61, & TRENT560-61)
Detector, Chip (1B7802)	Details Available 1B7802	Details Available
Rolls-Royce TC-E00066NE, E00050EN & E00075EN (RB211 TRENT553- 61, RB211 TRENT553A2-61, RB211 TRENT556- 61, RB211 TRENT556A2-61, RB211 TRENT556B- 61, RB211 TRENT556B2-61, RB211 TRENT560- 61, RB211 TRENT 560A2-61, RB211 TRENT875- 17, RB211 TRENT877-17, RB211 TRENT884- 17, RB211 TRENT884B-17, RB211 TRENT892- 17, RB211 TRENT892B-17, RB211 TRENT895- 17, RB211 TRENT970-84, RB211 TRENT970B- 84, RB211 TRENT972-84, RB211 TRENT972B- 84, RB211 TRENT977-84, RB211 TRENT977B- 84, RB211 TRENT980-84)
Seal Assembly (1B7866)	Details Available P89548	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337)
Spacer-Sleeve (Pratt & Whitney 1B7866)	Details Available P89548	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337)
HPT Second Stage Vane Assembly (1B7862)	Details Available CHR1B7862	Details Available
Pratt & Whitney (PW2037,PW2037M, PW2040,PW2043, PW2240,PW2337)
Lock and Set Screw Assembly, HPC Blade, 12 STG. (Pratt & Whitney 1B7826)	Details Available AR1B7826	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Lock and Set Screw Assembly, HPC Blade, 15 STG. (Pratt & Whitney 1B7829)	Details Available AR1B7829	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Lock and Set Screw Assembly, HPC Blade, 11 STG. (Pratt & Whitney 1B7825)	Details Available AR1B7825	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Lock and Screw Set Assy, HPC Blade, 13 STG (Pratt & Whitney 1B7827)	Details Available AR1B7827	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Lock and Set Screw Assembly, HPC Blade, 14 STG. (Pratt & Whitney 1B7828)	Details Available AR1B7828	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, PW2337)
Ring, Sealing (Eaton P/N 44066 Installed in Rolls Royce Engines Chip Detector P/Ns VB3447, VB3503, 1B9102, 1B7802)	Details Available 44066FS	Details Available
Rolls-Royce plc (RB211-535E4-37, RB211-535E4-B-37, RB211-535E4-C-37, RB211-TRENT 970-84)
Ring, Sealing (Eaton P/N 44066 installed in Eaton Chip Detector P/N 1B7802)	Details Available 44066FS	Details Available
Boeing (777-200 Series) Airbus (A340-541, A340-642) Rolls-Royce (RB211 TRENT 553-61, RB211 TRENT 553A2-61, RB211 TRENT 556-61, RB211 TRENT 556A2-61, RB211 TRENT 556B-61, RB211 TRENT 556B2-61, RB211 TRENT 560-61, RB211 TRENT 560A2-61, RB211 TRENT 875-17, RB211 TRENT 877-17, RB211 TRENT 884-17, RB211 TRENT 884B-17, RB211 TRENT 892-17, RB211 TRENT 892B-17, RB211 TRENT 895-17)
Lock and Setscrew Assy- HPC Blade 11 Stg (1B7825)	Details Available JA1B7825	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337 Series Models)
Lock and Setscrew Assy- HPC Blade 17 Stg (1B7830)	Details Available JA1B7830	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337 Series Models)
Lock and Setscrew Assy- HPC Blade 12 Stg (1B7826)	Details Available JA1B7826	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337 Series Models)
Lock and Setscrew Assy- HPC Blade 15 Stg (1B7829)	Details Available JA1B7829	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337 Series Models)
Lock and Setscrew Assy- HPC Blade 13 Stg (1B7827)	Details Available JA1B7827	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2240, PW2337 Series Models)
Lock and Setscrew Assy-HPC Blade, 14 Stg (1B7828)	Details Available JA1B7828	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, and PW2337 Series Models)
Lock and Setscrew Assy - HPC Blade, 14 Stg (Pratt & Whitney P/N 1B7828)	Details Available JA1B7828	Details Available
Pratt & Whitney (PW2037, PW2037(M), PW2040, PW2240, and PW2337 Series Models)
Filter Element (OEM and 1B7882)	Details Available AC-9806F-30Y4	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2043, PW2240,PW2337 engines)
HPT Second Stage Ring Segment and Vane Assembly (1B7872)	Details Available PCT1B7872	Details Available
Pratt & Whitney (2037, 2037(M), 2040, 2240, 2337)
Exciter, Ignition (Pratt & Whitney 1B7880)	Details Available 47649-2	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2043, PW2240, PW2337, F117-PW-100)
Exciter- Ignition (Pratt & Whitney P/N 1B7880)	Details Available 47649-3	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040, PW2043, F117-PW-100)
Engine, Electronic Control (1B7857)	Details Available 824998-2-001	Details Available
Pratt & Whitney (PW2037, PW2037M, PW2040)