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AS1986 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

AS1986: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include special_features: NEXT HIGHER ASSEMBLY IS LIFTFAN ASSEMBLY MODULE, end_item_identification: F-35B LIFT FAN, part_name_assigned_by_controlling_agency: FITTING ASSEMBLY, ADAPTER RING LOCKED, PORT CONNECTION TO BEAM SEAL 4000 PSI. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-172-3374, 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
AS1986
NSN: 4730-01-172-3374
NIINs: 011723374, 013533222, 013533223, 013543248, 013543249, 014655251, 014826760, 016611121
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSEMBLY IS LIFTFAN ASSEMBLY MODULE
end_item_identificationF-35B LIFT FAN
part_name_assigned_by_controlling_agencyFITTING ASSEMBLY, ADAPTER RING LOCKED, PORT CONNECTION TO BEAM SEAL 4000 PSI
NSN4730-01-172-3374
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AS1986 · 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
•
NOMINAL OVERALL LENGTH: 1.076 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.562 INCHES SECOND END IN
•
THREAD CLASS: 3A FIRST END A
•
THREAD QUANTITY PER INCH: 20 FIRST END
TECHNICAL CHARACTERISTICS
NOMINAL OVERALL LENGTH1.076 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
NOMINAL THREAD SIZE0.562 INCHES SECOND END IN
NOMINAL THREAD SIZE0.718 INCHES FIRST END IN
THREAD CLASS3A FIRST END A
THREAD CLASS3A SECOND END A
THREAD QUANTITY PER INCH20 FIRST END
THREAD QUANTITY PER INCH18 SECOND END
THREAD SERIES DESIGNATORUNJS SECOND END
SUBSTITUTES & CROSS-REFERENCES 7
2B681-004Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS85720Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
395064Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS85720Reference document
Same NSN cross-reference
Reference document — Secondary reference
RF5008-13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST7M200T8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS1986?
AS1986 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace AS1986?
There are 7 known substitutes for AS1986: 2B681-004, SAE-AS85720, 395064 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS1986?
AS1986 is cataloged in the U.S. Government catalog under NSN 4730-01-172-3374. This indicates validated use in U.S. government and defense supply chains.
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