PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15977Nut-Lead Valve Seat

Kidde Technologies, Inc Div Kidde Aerospace and Defense · NSN 5310-00-485-4229 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-485-4229 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-485-4229. Primary manufacturer part number: 15977.
Features
  • Nut-Lead Valve Seat — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Kidde Technologies, Inc Div Kidde Aerospace and Defense
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Nut-Lead Valve Seat, cataloged under National Stock Number 5310-00-485-4229, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kidde Technologies, Inc Div Kidde Aerospace and Defense. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut-Lead Valve Seat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersKidde-Fenwal, Llc (CAGE 0KDP7); Kidde Technologies, Inc Div Kidde Aerospace and Defense (CAGE 61423)
Technical Specifications
ParameterValue
NSN5310-00-485-4229
Primary Part Number15977
Item NameNut-Lead Valve Seat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKidde Technologies, Inc Div Kidde Aerospace and Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-752-8268NAS1593-010 INTERCHANGEABLE
Packing,preformed
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5133-01-399-1229 INTERCHANGEABLE
Drill,twist
4920-01-525-821715977 INTERCHANGEABLE
Underwater Locator Test Set
Fairchild Industrial Products Company
5340-01-538-0176 INTERCHANGEABLE
Bracket,mounting
Cross-Reference Index
Part NumberManufacturer
15977 Kidde-Fenwal, Llc (USA)
15977 PRIMARY Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA)
Related Parts
5330-00-752-8268INTERCHANGEABLE
PACKING,PREFORMED
NAS1593-010
5133-01-399-1229INTERCHANGEABLE
DRILL,TWIST
4920-01-525-8217INTERCHANGEABLE
UNDERWATER LOCATOR TEST SET
15977
5340-01-538-0176INTERCHANGEABLE
BRACKET,MOUNTING

Frequently Asked Questions

What is NSN 5310-00-485-4229?

NSN 5310-00-485-4229 is a Nut-Lead Valve Seat, manufactured by Kidde Technologies, Inc Div Kidde Aerospace and Defense, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-485-4229?

NSN 5310-00-485-4229 has 2 cross-referenced part numbers: 15977 (Kidde-Fenwal, Llc), 15977 (Kidde Technologies, Inc Div Kidde Aerospace and Defense).

What NSN replaces 5310-00-485-4229?

There are 4 known substitutes for 5310-00-485-4229: 5330-00-752-8268, 5133-01-399-1229, 4920-01-525-8217 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com