Home / MS parts / Seals & Fittings / NSN 4820-01-187-1258
NSN 4820-01-187-1258  ·  NIIN 011871258  ·  FSC 4820
NO DASHES 4820011871258
In Stock

SEAT,VALVE

Valves, Nonpowered

Technical characteristics

19 rows

Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.

Technical characteristics from the federal item record
MRCRequirementValue
AAJDTHREAD CLASS2A
AASATHREAD LENGTHFIRST THREADED PORTION INCHES NOMINAL 0.688
AASATHREAD LENGTHSECOND THREADED PORTION INCHES NOMINAL 0.594
ABKWOVERALL HEIGHTINCHES NOMINAL 2.515
ADASBODY INSIDE DIAMETERINCHES NOMINAL 1.125
AJSGSEAT ANGLE IN DEGNOMINAL 45.000
CMLPTHREAD QUANTITY PER INCH12
CMLPTHREAD QUANTITY PER INCH16
CQJXNOMINAL THREAD SIZEFIRST THREADED PORTION INCHES 2.125
CQJXNOMINAL THREAD SIZESECOND THREADED PORTION INCHES 2.500
CQKMSEATING SURFACE SHAPEANGULAR
FEATSPECIAL FEATURESHEX WRENCHING FEATURE
MATTMATERIALSEAT PLASTIC POLYTETRAFLUOROETHYLENE
MATTMATERIALBODY NICKEL ALLOY
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONSEAT MIL SPEC SINGLE MATERIAL RESPONSE -IL--19468
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONBODY FED SPEC SINGLE MATERIAL RESPONSE QQ-N-281,CLASS A
STYLSTYLE DESIGNATOR
THSDTHREAD SERIES DESIGNATORFIRST THREADED PORTION UN
THSDTHREAD SERIES DESIGNATORSECOND THREADED PORTION UN

Cross-references

4 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.

Manufacturer cross-reference part numbers and CAGE codes
Manufacturer part numberCAGE
C-3610777842
36600 PC 577842
3660077842
C364PC1508192