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K4-SS — SOCKET,PLUG-IN ELECTRONIC COMPON

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

K4-SS: SOCKET,PLUG-IN ELECTRONIC COMPON.

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: PLASTIC BODY, body_style: SURFACE MOUNT, leg_length: 0.630 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, overall_width: 0.748 INCHES NOMINAL IN, overall_height: 0.591 INCHES NOMINAL IN, overall_length: 1.259 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-781-9628, 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
K4-SS
NSN: 4730-00-781-9628
NIINs: 007819628, 013310991
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 14127 — FOSTER MANUFACTURING CO, INC. DBA FOSTER MANUFACTURING CO (USA)
SPECIFICATIONS
materialPLASTIC BODY
body_styleSURFACE MOUNT
leg_length0.630 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
overall_width0.748 INCHES NOMINAL IN
overall_height0.591 INCHES NOMINAL IN
overall_length1.259 INCHES NOMINAL IN
connection_typeEXTERNAL QUICK DISCONNECT ALL ENDS
mounting_methodUNTHREADED HOLE(S)
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
features_providedSELF-SEALING
polarization_typeCONTACT POSITION
NSN4730-00-781-9628
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: K4-SS · 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
•
CONNECTION STYLE: PLAIN ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE BODY
•
QUICK DISCONNECT NOMINAL SIZE: 0.922 INCHES ALL ENDS IN
•
LEG LENGTH: 0.630 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
CONNECTION TYPEEXTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE BODY
OVERALL LENGTH2.016 INCHES NOMINAL IN
QUICK DISCONNECT NOMINAL SIZE0.922 INCHES ALL ENDS IN
LEG LENGTH0.630 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
FEATURES PROVIDEDSELF-SEALING
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
SUBSTITUTES & CROSS-REFERENCES 9
LL4-K26Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SH4-63Reference document
Same NSN cross-reference
Reference document — Secondary reference
44803-033-00-8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FD45-1004-08-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
3087128-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
RT21507Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is K4-SS?
K4-SS is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace K4-SS?
There are 9 known substitutes for K4-SS: LL4-K26, SH4-63, 44803-033-00-8 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K4-SS?
K4-SS is cataloged in the U.S. Government catalog under NSN 4730-00-781-9628. This indicates validated use in U.S. government and defense supply chains.
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