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10161951 — HOUSING,IGNITION UNIT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

10161951: HOUSING,IGNITION UNIT.

The HOUSING,IGNITION UNIT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4730-00-166-4437, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
10161951
NSN: 4730-00-166-4437
NIINs: 001664437, 007123748
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
general_characteristics_item_descriptionC/O 1 EA HOUSING P/N 10-161949,2 EA BUSHING P/N 10-94197,2 EA BRACKET P/N 10-374402,2 EA PLUG P/N 10-324949,APPL P/N 10-111160-3,EXCITER ASSY IGNITION,APPL T56 ENGINE,ACFT TURBO-PROP
NSN4730-00-166-4437
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 10161951 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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FILTERING MEDIA DESIGN: MESH
•
LENGTH: 0.083 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE OPTIONAL FED SPEC SINGLE TREATMENT RESPONSE
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FIRST END FLANGE THICKNESS: 0.051 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MESH SIZE: 20.8
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END CONNECTION TYPE: FLANGED ALL ENDS
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STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 304 ASSN STD 1ST MATERIAL RESPONSE AND AISI 302 ASSN STD 2ND MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
FILTERING MEDIA DESIGNMESH
LENGTH0.083 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE OPTIONAL FED SPEC SINGLE TREATMENT RESPONSE
FIRST END FLANGE THICKNESS0.051 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MESH SIZE20.8
END CONNECTION TYPEFLANGED ALL ENDS
STYLE DESIGNATORCYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 304 ASSN STD 1ST MATERIAL RESPONSE AND AISI 302 ASSN STD 2ND MATERIAL RESPONSE
SECOND END FLANGE THICKNESS0.133 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
ELEMENT OUTSIDE DIAMETER0.188 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
483R003Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 10161951?
10161951 is a HOUSING,IGNITION UNIT.
What parts can replace 10161951?
There is 1 known substitute for 10161951: 483R003. Substitute compatibility should be verified for your specific system.
What is the NSN for 10161951?
10161951 is cataloged in the U.S. Government catalog under NSN 4730-00-166-4437. This indicates validated use in U.S. government and defense supply chains.
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