PartsTable
Technical Data Sheet
LA-631-4 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The BUSHING,PIPE is a the manufacturer industrial component. Key specifications include material: STEEL UNS J03001 OR STEEL UNS J03501, style_designator: OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL), surface_treatment: ZINC OR OXIDE, external_thread_size: 1/2-14, internal_thread_size: 3/8-18, end_item_identification: GRUMMAN AIRCRAFT,MODEL A10. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-100-0109, 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
LA-631-4
NSN: 4730-01-100-0109
FSC: 4730
CAGE: 46717 — PETTIBONE LLC (USA)
SPECIFICATIONS
materialSTEEL UNS J03001 OR STEEL UNS J03501
style_designatorOUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)
surface_treatmentZINC OR OXIDE
external_thread_size1/2-14
internal_thread_size3/8-18
end_item_identificationGRUMMAN AIRCRAFT,MODEL A10
external_thread_directionRIGHT-HAND
internal_thread_directionRIGHT-HAND
nondefinitive_spec/std_data2 TYPE AND D STYLE
material_document_and_classificationQQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE
external_screw_thread_series_designatorNPT
internal_screw_thread_series_designatorNPT
NSN4730-01-100-0109
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: LA-631-4 · 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
WORKING PRESSURE AND SERVICE TYPE: 125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS LBS
INTERNAL SCREW THREAD SERIES DESIGNATOR: NPT
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND D STYLE
EXTERNAL THREAD DIRECTION: RIGHT-HAND
SURFACE TREATMENT: ZINC OR OXIDE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE
MATERIAL: STEEL UNS J03001 OR STEEL UNS J03501
EXTERNAL SCREW THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS (FLIS)
WORKING PRESSURE AND SERVICE TYPE125.0 POUNDS PER SQUARE INCH (PSI) NOMINAL STEAM AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS LBS
INTERNAL SCREW THREAD SERIES DESIGNATORNPT
NONDEFINITIVE SPEC/STD DATA2 TYPE AND D STYLE
EXTERNAL THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTZINC OR OXIDE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-681, CLASS 65-35 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-681, CLASS 70-36 FED SPEC 2ND MATERIAL RESPONSE
MATERIALSTEEL UNS J03001 OR STEEL UNS J03501
EXTERNAL SCREW THREAD SERIES DESIGNATORNPT
STYLE DESIGNATOROUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)
INTERNAL THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1010TInterchangeable
interchangeable cross-reference
interchangeable
24PCInterchangeable
interchangeable cross-reference
interchangeable
500Interchangeable
interchangeable cross-reference
interchangeable
A-A-59616AInterchangeable
interchangeable cross-reference
interchangeable
444878Interchangeable
interchangeable cross-reference
interchangeable
IPD1B5174Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LA-631-4?
LA-631-4 is a BUSHING,PIPE.
What parts can replace LA-631-4?
There are 19 known substitutes for LA-631-4: 1010T, 24PC, 500 and 16 more. Substitute compatibility should be verified for your specific system.
Is LA-631-4 still available?
LA-631-4 is currently cancelled.
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